2017-18 North Korea Crisis
This article does not have any sources. (August 2019)
In July 4, 2017 North Korea conducted their first nuclear test used that ICBM east in the Sea of Japan, during a celebration of Independence Day in the United States. Expert says the test showed that North Korea could launch a missile that would reach the western United States.
In February 15, 2018, President Trump denies attack North Korea with nuclear weapon what he called is "Bloody nose".